http://home.arcor.de/ma/matthiasth/mechentry2.JPG
what do you think?
edit
http://home.arcor.de/ma/matthiasth/krokofinal.JPG
Hier das wahrscheinliuch entgültige ergebnis.
/edit
Frightening! :o
Especially if you would add some cool mechanical looking textures!
Great work! 
Its good but would look better if you elevated the head a bit. I think.